Common

Data types

boolean – boolean value: TRUE or FALSE

char08 – one byte signed integer or ASCII character

uchar08 - one byte unsigned integer or ASCII character

int16 – 2 byte signed integer

uint16 - 2 byte unsigned integer

long32 - 4 byte signed integer

ulong32 - 4 byte unsigned integer

long64 - 8 byte signed integer

ulong64 - 8 byte unsigned integer

EventQualifierT (IO-Link event qualifier)

EventQualifierT has the following fields:

• Instance - received event instance, can be

  • EVENT_INSTANCE_PL – from device physical layer
  • EVENT_INSTANCE_DL - from device data link layer
  • EVENT_INSTANCE_AL - from device application layer
  • EVENT_INSTANCE_APPL - from device application

• Source - received event source, can be

  • EVENT_SOURCE_REMOTE - from device
  • EVENT_SOURCE_LOCAL - from master

• Type - received event type, can be

  • EVENT_TYPE_NOTIFICATION
  • EVENT_TYPE_WARNING
  • EVENT_TYPE_ERROR

• Mode - received event mode, can be

  • EVENT_MODE_SINGLE_SHOT - appears only once
  • EVENT_MODE_APPEARS - event appears to disappear later
  • EVENT_MODE_DISAPPEARS - event disappears

Error return values

#define ERR_NONE                 0  // no error
#define ERR_INTERNAL            -1  // internal error
#define ERR_NOTFOUND            -2  // iqInterface is found for connection
#define ERR_BUFFER_OVERFLOW     -3  // not enough buffer size
#define ERR_PARAMETER           -4  // wrong input function parameter
#define ERR_OPERATION           -5  // operation failed
#define ERR_DATA                -6  // wrong data received or to send
#define ERR_CUSTOM              -7  // specific error